What is functional endoscopic surgery?
Functional endoscopic sinus surgery is done to remove the blockage

What are the tests required?
The test that is required before the procedure is

Endoscope

CT scan

How much time is required?
The operation may take from 2 to 4 hours depending on the extent of surgery that is required. In addition, the stay in the hospital is around 1 or 2 weeks depending on the surgery.

What is the cost of the procedure?
The procedure costs the patient around 2600 USD.